CVE-2015-3784: Apple iPhone OS

Medium severity, CVSS 5.0. EPSS: 2.5% chance of exploitation in the next 30 days.

Office Viewer in Apple iOS before 8.4.1 and OS X before 10.10.5 allows remote attackers to read arbitrary files via an XML document containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

Affected products

• Apple iPhone OS: up to and including 8.4
• Apple Iwork: up to and including 2.5.4
• Apple Keynote: up to and including 6.5
• Apple Mac OS X: up to and including 10.10.4
• Apple Numbers: up to and including 3.5
• Apple Pages: up to and including 5.5.3

Published 2015-08-16. Last modified 2026-06-17.